Stephen I, first king of Hungary
The Magyar nomads become a Christian kingdom

Around 1000, Stephen of the Árpád dynasty was crowned with a crown sent by the Pope. He converted the country, founded bishoprics and turned the Magyar tribal union into a European kingdom.
Wikipedia (Russian) · Wikipedia (English) · 10th century
Meanwhile around the world (±25 years)
Eastern Europe & Russia
- 988 Christianization of Kievan Rus' — 12 years earlier
Middle East
- 1025 Avicenna's Canon of Medicine — 25 years later
Africa
- c. 1000 Extinction of the elephant birds — same year
- 1006 Supernova SN 1006 — 6 years later
Asia
- c. 1010 The Tale of Genji — 10 years later
Americas
- 1021 Norse in North America — 21 years later
Alive at the time
- Vladimir the Great (aged 40)
- Avicenna (Ibn Sina) (aged 20)
- Ferdowsi (aged 60)
- Æthelred the Unready (aged 34)
- Leif Erikson (aged 30)
- Murasaki Shikibu (aged 27)
- Yaroslav the Wise (aged 22)
- Cnut the Great (aged 5)
- Sei Shōnagon (aged 34)
- Robert II the Pious (aged 28)